#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
struct sta;
struct sta
{
	int a;
};
int* fun(void)
{
	int b;
	return &b;
}
int main(void)
{
	int* p = fun();
	*p = 12;
	int b;
	b = 23;
	{
		int b;
		auto int a1;
		b = 78;
	}
	printf("%d", b);
	return 0;
}